Added more wxRegion tests to erase sample.

Implemented "clear now, paint later".
  Corrected colour-by-name lookup.
  Corrected DrawRectangle code which produced
    redraw garbage under wxX11.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@14297 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk1/colour.cpp

@@ -158,6 +158,7 @@ void wxColour::InitFromName( const wxString &colourName )
     else
     {
         m_refData = new wxColourRefData();
+        
         if (!gdk_color_parse( colourName.mb_str(), &M_COLDATA->m_color ))
         {
             // VZ: asserts are good in general but this one is triggered by